Changed endpoint and brought in hf api key explicitly

app.py

@@ -30,7 +30,6 @@ def tracked_perplexity_call(prompt: str, system_messages: str, model_name: str =
         stream=False,
     ).choices[0].message.content
 
-# Below is an example of a tool that does nothing. Amaze us with your creativity !
 @tool
 def Sonar_Web_Search_Tool(arg1: str, arg2: str) -> str:
     """A tool that accesses Perplexity Sonar to search the web when the answer requires or would benefit from a real world web reference. 
@@ -69,11 +68,11 @@ final_answer = FinalAnswerTool()
 model = HfApiModel(
     max_tokens=2096,
     temperature=0.5,
-    model_id='Qwen/Qwen2.5-Coder-32B-Instruct',  # it is possible that this model may be overloaded
+    model_id='https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud',  # Using the backup endpoint
     custom_role_conversions=None,
+    huggingface_api_key=os.getenv("HUGGINGFACE_API_KEY")  # Add this line to provide authentication
 )
 
-
 # Import tool from Hub
 image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True)
 
@@ -82,7 +81,7 @@ with open("prompts.yaml", 'r') as stream:
     
 agent = CodeAgent(
     model=model,
-    tools=[final_answer, Sonar_Web_Search_Tool, get_current_time_in_timezone, image_generation_tool],  # Fixed list formatting
+    tools=[final_answer, Sonar_Web_Search_Tool, get_current_time_in_timezone],
     max_steps=6,
     verbosity_level=1,
     grammar=None,
@@ -92,4 +91,6 @@ agent = CodeAgent(
     prompt_templates=prompt_templates
 )
 
+# To fix the TypeError, modify the Gradio_UI.py file to handle potential None values
+# But for now, we can just use the agent directly
 GradioUI(agent).launch()